Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwF9h13F7Ix6r+dVaUbrQ5xqUKujOXBTuS1O7QD7xdH6gzi9uxEFW3FKOAwr… (844 chars)"
  }
}